Question

If the slope of P-T graph for a given mass of a gas increases, then the volume of the gas

24878
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A

Increases

B

Decreases

C

Does not change

D

May increase or decrease

Medium
Updated on : 2022-09-05
Solution
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Correct option is B)

From ideal gas equation, PV = nRT =
slope of P-T curve =
since V = constant and w = constant, we get that the slope is inversely proportional to molecular weight
Steeper the line, more is slope, less is volume.
So as slope increases, volume decreases

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